By: Johnnie D Williams
Learning the types of nebulae enhances any astronomer’s view of the universe as it’s currently known. These vast clouds, often measuring two hundred light years across, feature a differing characteristic that help define the various types. Each nebula belongs within one of the...
By: Georgiana Frayer-Luna
Astronomy is the oldest science. Astrophysics is relatively new. Astronomy is the root science and astrophysics is a branch. Theoretically, astronomy is the study of bodies in space; astrophysics is the study of physical processes in space. One way to remember the difference between astronomy...
Planets in our solar system with rings
By: Georgiana Frayer-Luna
Jupiter, Saturn, Uranus, and Neptune all have rings. Named after Roman and Greek gods, these planets are far removed from mythology via technology and exploration that have documented their place in Earth’s solar system and the rings in their place around each planet. Four...
Planets in our solar system with rings
By: Nick Ford
The four largest planets, Saturn, Jupiter, Uranus and Neptune, known collectively as the gas giants, all have spectacular ring systems. Their rings lie a plane around the planet and are variously composed of cosmic dust, water ice and organic materials. The spectacular rings of Saturn...
The composition of comets
By: Blaise Pascal
A comet is one of several types of solar bodies present in the night sky. They orbit the sun and when close enough to the sun, the often display a coma, which is a temporary atmosphere surrounding the comet, and a tail. The presence of...
A guide to basic astronomical terminology
By: Aldrin A Wilding-West
Our fascination with the night sky and what is 'out there' is as old as the human race itself. A basic knowledge of what you're looking at when you simply step outside and look up at a dark, star filled sky can be a rewarding...
The difference between astronomy and astrophysics
By: Aldrin A Wilding-West
What is the difference between Astronomy and Astrophysics?This is actually a question that can be answered very simply indeed if you take a step back and look logically. The two words/fields though, are inextricably linked in the world of today's study of the universe...
A guide to basic astronomical terminology
By: Marina Bradaric
Whether you are a beginning astronomer or just a person who would like to know what it means when the newspaper talks about an eclipse, a knowledge of the very basic, fundamental terms of astronomy can be very useful in life and is worth picking...
Facts about supernovas
By: Nick Ford
In 1935 Fritz Zwicky and has colleague Walter Baade coined the phrase supernovae. Supernovae are visually stunning, complicated, stellar explosions. They are a solar requiem. These extremely energetic explosions are the final actions in the lifetime of a star. A supernova quickly liberates more energy...
Facts about the rings of Saturn
By: Bema Self
When Saturn's rings were first discovered, Galileo originally thought that the rings were former baby planets eaten up by Saturn. Which follows the myth of Cronus eating his newborn children to prevent them from over throwing his reign when they got older. Which leads me...

 

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